The knowledge of food additives (一）
What are food additives ?
Food additives ：A substance or mixture ,other than a basic foodstuff ,which is present in a food as a result of any aspect of production ,processing ,storage or packaging , exclude any chance contaminants.
Its functions: 1)As preservatives ,mainly be used to preserve dry and frozen foods for an extend period of time .
2) As Nutritional additives : Being used for the replacement of fat to reduce calories and for the purpose of enhancing overall health .
3) As Coloring agents : they are used to improve the overall attractiveness if the food ,some natural and synthetic additives are used to color foods .
4) As Texturizing agent : Theses agents are used to add to or modify the overall texture or mouthfeel of the food products.
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